652632361 has 4 divisors (see below), whose sum is σ = 653632452. Its totient is φ = 651632272.

The previous prime is 652632359. The next prime is 652632427. The reversal of 652632361 is 163236256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 394419600 + 258212761 = 19860^2 + 16069^2 .

It is a cyclic number.

It is not a de Polignac number, because 652632361 - 2¹ = 652632359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652632161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499066 + ... + 500371.

It is an arithmetic number, because the mean of its divisors is an integer number (163408113).

Almost surely, 2^652632361 is an apocalyptic number.

It is an amenable number.

652632361 is a deficient number, since it is larger than the sum of its proper divisors (1000091).

652632361 is an equidigital number, since it uses as much as digits as its factorization.

652632361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000090.

The product of its digits is 38880, while the sum is 34.

The square root of 652632361 is about 25546.6702526963. The cubic root of 652632361 is about 867.4068913738.

The spelling of 652632361 in words is "six hundred fifty-two million, six hundred thirty-two thousand, three hundred sixty-one".